<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<script>  var c = 1;      
        function c(c){
            console.log(c)
            var c = 3;
        }
        c(2);
		</script>
	</body>
</html>
